<!DOCTYPE html>
<html>
	<head>
	
		<title>external fullurl_ref HTML</title>
		<meta charset="UTF-8">
		<link rel="stylesheet" href="https://www.w3schools.com/html/styles.css">
		
	</head>
	
	
	<body>

		<h1>This is a heading</h1>
		<p>This is a paragraph.</p>

	</body>
</html>